(of a pod or seed vessel, or a cut or wound) gape or burst open.
‘after the anther lobes dehisce, the pollen is set free’
‘An acute wound that does not proceed to heal in an orderly manner, such as a dehisced incision, may become a chronic wound.’
‘When the fruits were ready to dehisce, the seeds were counted, weighed and planted to test for germinability as described in the previous experiment.’
‘A capsule was considered mature when it dehisced or reached full size.’
‘Upon maturation in October through November, the outer husk dehisces, exposing white arillate seeds.’
‘They indicate a draining and possibly dehisced wound, and they can be irritating to the skin.’
Origin
Mid 17th century: from Latin dehiscere, from de- ‘away’ + hiscere ‘begin to gape’ (from hiare ‘gape’).